CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL) Most Active Options
The 25 most actively traded CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL) option contracts at the latest daily snapshot, ranked by volume. Each row shows the contract's price, implied volatility, delta, open interest, and how today's volume compares with its own 30-day average — click a contract to analyze it in the OptiView platform.
Data as of Aug 24, 2026, 3:55 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.
Most Active CRL Contracts
| Contract | Expiration | DTE | Last | IV | IV rank (30d) | Delta | Open interest | Volume | vs 30d avg |
|---|---|---|---|---|---|---|---|---|---|
| CRL $320 call | Sep 18, 2026 | 25d | $5.17 | 42.9% | 1 | 0.30 | 7 | 33 | 6.5× avg |
| CRL $370 call | Nov 20, 2026 | 88d | $8.25 | 50.4% | 49 | 0.24 | 52 | 30 | 13.1× avg |
| CRL $330 call | Oct 16, 2026 | 53d | $8.20 | 44.8% | 22 | 0.32 | 60 | 30 | 2.3× avg |
| CRL $300 call | Sep 18, 2026 | 25d | $11.40 | 42.7% | 0 | 0.51 | 180 | 14 | 1.1× avg |
| CRL $430 call | Oct 16, 2026 | 53d | $0.50 | 48.5% | 0 | 0.03 | — | 13 | 9.3× avg |
| CRL $240 put | Oct 16, 2026 | 53d | $3.28 | 48.5% | 13 | -0.10 | 14 | 11 | 2.7× avg |
| CRL $250 put | Sep 18, 2026 | 25d | $1.50 | 54.4% | 3 | -0.09 | 39 | 11 | 15.2× avg |
| CRL $300 call | Nov 20, 2026 | 88d | $29.30 | 50.8% | 56 | 0.56 | 109 | 10 | 2.8× avg |
| CRL $290 call | Sep 18, 2026 | 25d | $16.10 | 43.5% | 0 | 0.63 | 268 | 8 | 4.4× avg |
| CRL $260 put | Sep 18, 2026 | 25d | $2.85 | 49.9% | 12 | -0.13 | 42 | 8 | 1.6× avg |
| CRL $280 put | Sep 18, 2026 | 25d | $7.62 | 47.5% | 8 | -0.27 | 7 | 8 | 1.6× avg |
| CRL $430 call | Feb 19, 2027 | 179d | $9.90 | 49.0% | 6 | 0.20 | 0 | 6 | 1.2× avg |
| CRL $290 put | Sep 18, 2026 | 25d | $9.90 | 45.7% | 6 | -0.37 | 55 | 4 | 0.6× avg |
| CRL $145 call | Feb 19, 2027 | 179d | $155.00 | 58.9% | 47 | 0.98 | 0 | 3 | 24.3× avg |
| CRL $310 call | Sep 18, 2026 | 25d | $7.92 | 42.8% | 0 | 0.40 | 286 | 3 | 0.2× avg |
| CRL $320 call | Feb 19, 2027 | 179d | $33.45 | 49.5% | 25 | 0.51 | 0 | 3 | 8.9× avg |
| CRL $140 call | Dec 18, 2026 | 116d | $157.96 | 66.9% | 54 | 0.99 | 3 | 3 | 24.3× avg |
| CRL $250 put | Nov 20, 2026 | 88d | $9.90 | 53.8% | 24 | -0.20 | 1 | 3 | 0.7× avg |
| CRL $220 put | Nov 20, 2026 | 88d | $3.60 | 57.0% | 31 | -0.10 | 0 | 2 | 0.5× avg |
| CRL $120 put | Oct 16, 2026 | 53d | $0.05 | 128.0% | 68 | -0.02 | 23 | 2 | 10.8× avg |
| CRL $300 call | Feb 19, 2027 | 179d | $41.30 | 49.9% | 27 | 0.58 | 5 | 2 | 10.6× avg |
| CRL $280 call | Sep 18, 2026 | 25d | $22.30 | 44.7% | 46 | 0.74 | 5 | 2 | 3.3× avg |
| CRL $220 put | Feb 19, 2027 | 179d | $9.54 | 52.2% | 27 | -0.14 | 0 | 1 | 3.9× avg |
| CRL $270 call | Sep 18, 2026 | 25d | $31.20 | 44.9% | 46 | 0.83 | 28 | 1 | 1.6× avg |
| CRL $350 call | Sep 18, 2026 | 25d | $1.60 | 43.9% | 0 | 0.10 | 10 | 1 | 0.2× avg |
Ranked by volume at the latest daily snapshot. "vs 30d avg" compares today's volume with the contract's own 30-day average.
The most active CRL contract today is the $320 call expiring in 25 days, with 33 contracts traded. Calls dominate the most-active list (16 of the top 25), showing where trading interest concentrates.
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CRL Options FAQ
Which CRL option contract is most active today?
The most traded CRL contract is the $320 call expiring Sep 18, 2026, with 33 contracts traded as of Aug 24, 2026.
How does OptiView rank the most active CRL options?
The table lists the 25 CRL contracts with the highest volume at the latest daily snapshot, alongside price, implied volatility, delta, open interest, and each contract's volume versus its own 30-day average.
Methodology. IV rank compares the current 30-day at-the-money implied volatility with its highest and lowest values over the past 52 weeks. Max pain is the strike that minimizes the total payout to option holders at expiration. The call and put walls are the strikes carrying the largest call and put open interest across all expirations. Net gamma exposure (GEX) is measured from the dealer perspective. All statistics are derived from delayed OPRA options data.
Options trading involves significant risk, and losses can exceed your initial investment. Always consult a licensed financial professional before making investment decisions. OptiView does not provide financial advice; all figures on this page are descriptive statistics, not recommendations.